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Physical & Chemical properties

Flammability

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Description of key information

extremely flammable gas

Key value for chemical safety assessment

Flammability:
extremely flammable

Additional information

The substance is not pyrophorice, and yields no flammable gases on contact with water. Given the flammability limits in air of 2.6 - 100 vol%, however, the substance is extrmely flammable. Aqueous solutions of ethylene oxide are flammable to highly flammable liquids, depending on the concentration.

Justification for classification or non-classification

The substance is igniteable when in a mixture of 13 % or less in air. ---> GHS classification criteria for flammable gases: category 1 (extremely flammable gas).

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